ENVIRONMENTAL SCIENCE

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Across
  1. 9. Energy stored due to position or arrangement.
  2. 12. Cycle involving an essential element found in proteins and needed by plants for growth.
  3. 13. Substance made of two or more elements.
  4. 14. Type of energy carried by light or electromagnetic waves.
  5. 16. Molecule that speeds up chemical reactions in living organisms
  6. 17. Sum of all chemical processes in the body.
  7. 18. Type of biochemical reaction that builds complex molecules.
  8. 23. Anything that has mass and occupies space.
  9. 24. Scientific study of energy and its transformations.
  10. 27. Increase in this causes more strain on natural resources.
  11. 28. Outer solid part of the Earth.
  12. 30. When water flows over land because it can’t be absorbed.
Down
  1. 1. Energy of motion.
  2. 2. Pollution from chemicals and human waste harms this water source.
  3. 3. Field focusing on chemical processes in nature.
  4. 4. Ability to do work.
  5. 5. Place where life exists.
  6. 6. Breaking down of rocks and minerals on Earth’s surface.
  7. 7. Smallest unit of an element.
  8. 8. Washing away of soluble materials by water.
  9. 10. Metabolic process where cells use oxygen and release carbon dioxide.
  10. 11. Process by which substances are changed into different substances.
  11. 15. Study of Earth’s physical structure and substance.
  12. 19. layer of gases surrounding Earth.
  13. 20. Earth’s water system including rivers and oceans.
  14. 21. Energy required to initiate a chemical reaction.
  15. 22. Study of relationships between organisms and environment.
  16. 23. Study of atmospheric phenomena and weather.
  17. 25. Metabolic process where cells use oxygen and release carbon dioxide
  18. 26. Pure substance made of one kind of atom.
  19. 29. Substance formed as a result of a chemical reaction.